package androidsdklearn.gles2demo;

import android.app.Activity;
import android.app.Fragment;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;

public class MainActivity extends Activity {

    private static final String TAG = MainActivity.class.getSimpleName();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        if (savedInstanceState == null) {
            getFragmentManager().beginTransaction()
                    .add(R.id.container, new PlaceholderFragment()).commit();
        }

    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        if (id == R.id.action_settings) {
            return true;
        }
        return super.onOptionsItemSelected(item);
    }

    /**
     * A placeholder fragment containing a simple view.
     */
    public static class PlaceholderFragment extends Fragment {
        private DemoGLSurfaceView mGLSurfaceView;

        public PlaceholderFragment() {
        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                Bundle savedInstanceState) {
//            View rootView = inflater.inflate(R.layout.fragment_main, container,
//                    false);
//            return rootView;
            mGLSurfaceView = new DemoGLSurfaceView(getActivity().getApplication());
            return mGLSurfaceView;
        }

        @Override
        public void onResume() {
            Log.d(TAG, "PlaceHolderFragment.onResume()");
            super.onResume();
            mGLSurfaceView.onResume();
        }

        @Override
        public void onPause() {
            Log.d(TAG, "PlaceHolderFragment.onPause()");
            super.onPause();
            mGLSurfaceView.onPause();
        }
    }

}
